friends tell cnn in recent years nancy felt comfortable leaving adam home alone. home is where he phone the weapons he would use to kill his mother, 20 elementary school children and six teachers and faculty. vice presidented by charged with finding solutions to gun violence today he seeks input from law enforcement officials from afternoon the country. a new group is advocating for what it calls sensible gun legislation. >> we have 20 children trying to point us the way if we don't follow lead we have failed them. >> reporter: in response to calls for gun control the sale of military style assault weapons has spiked in texas controversial calls to arm teachers in wichita, texas licensed teachers are already allowed to carry concealed guns in the classroom. >> if someone comes in to hurt my little ones, they are killed. >> reporter: sandy hook students will not go back to class until after winter break a former sandy hook principal is coming out of retirement to head the school. katie marzullo, abc7 news. >> stay with abc7 news for continuing coverage of the schoo